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Individual Calculations September 2018 |
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| Horlock, Peter J Total change: -40.60 | |   |
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| 105th British Championships Weekend Under 1825 | Hull | ENG | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1611 | 1619 | 1.00 | 4 | -1.04 | 20 | -20.80 | |
|  Clegg, Robert | | | 1822 | ENG | 0.00 | 1 | -0.24 | 20 | -4.80 | |  McCormick, Graeme | | | 1731 | IRL | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Mendis, Vidura | | | 1432 | ENG | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Dicen, Imogen | | | 1459 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 105th British Championships Under 1900 | Hull | ENG | 2018-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 1619 | 1.50 | 4 | -0.08 | 20 | -1.60 | |
| | Stern, Robert | | | 1807 | ENG | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Hall, David G | | | 1729 | SCO | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Sellick, Simon C | | | 1674 | ENG | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Karia, Kamlesh | | | 1582 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 105th British Championships Under 1750 | Hull | ENG | 2018-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1445 | 1619 | 2.00 | 4 | -0.91 | 20 | -18.20 | |
| | Stoyanov, Boris | | | 1409 | ENG | 0.00 | 1 | -0.77 | 20 | -15.40 | | | White, Nigel | | | 1405 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Chen, Daniel Xingyu | | | 1470 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Shchepinova, Polina | | | 1496 | ENG | 0.00 | 1 | -0.67 | 20 | -13.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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